Whether you prefer a fedora, a beret, or just something with a wide brim to protect your face from the sun, a hat can be a fun accessory as well as a great way to disguise a bad hair day. But buying a ...

Three words you don't want to hear around the Simbex's new shock measuring helmet. "Wait! Wear this." The U.S. Army has awarded $932,000 to Lebanon, N.H.-based Simbex for 20 Head Impact Telemetry (HIT ...

Engineers at Tufts University have created and demonstrated flexible thread-based sensors that can measure movement of the neck, providing data on the direction, angle of rotation and degree of ...